Online Circular Chess in Silverlight, ASP.NET AJAX, WCF Web Services, and LINQ to SQL

using System;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Ink;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Animation;
using System.Windows.Shapes;

namespace CChess.Controls
{
    public class CChessPiece : Control
    {
        public CChessPiece(CChess.CChessPiece piece, CChessSquare square, Image img)
        {
            System.IO.Stream s = this.GetType().Assembly.GetManifestResourceStream("CircularChess.CChess.Controls.CChessPiece.xaml");
            _canvas = (Canvas)this.InitializeFromXaml(new System.IO.StreamReader(s).ReadToEnd());

            _data_piece = piece;
            _img = img;
            if (square != null)
            {
                square.Piece = this;
            }
            _canvas.Children.Add(_img);

            SetValue(MediaAttribute.NameProperty, "Piece" + piece.ID.ToString());
        }

        #region Fields

        private Canvas _canvas;
        private Image _img;

        private CChess.CChessPiece _data_piece;
        private CChessSquare _square;

        public Image Image 
        {
            get { return _img; }
            set { _img = value; }
        }

        /// <summary>
        /// Gets or sets the square in which this piece currently is.
        /// </summary>
        public CChessSquare Square
        {
            get { return _square; }
            set { _square = value; }
        }

        public CChessColors CChessColor
        {
            get { return _data_piece.Color; }
        }

        #endregion

        #region Data Piece Properties

        public byte ID
        {
            get { return _data_piece.ID; }
        }

        public ChessPieceTypes Type
        {
            get { return _data_piece.Type; }
            set
            {
                _data_piece.Type = value;
            }
        }

        public Color Color
        {
            get 
            {
                if (_data_piece.Color == CChessColors.White)
                {
                    return Colors.White;
                }
                else
                {
                    return Colors.Black;
                }
            }
        }

        public bool IsAlive
        {
            get { return _data_piece.IsAlive; }
        }

        #endregion

        public void ChangeImage(Image img)
        {
            _canvas.Children.Remove(_img);
            _img = img;
            _img.Width = 100;
            _img.Height = 100;
            _img.Stretch = Stretch.None;
            _canvas.Children.Add(_img);
        }
    }
}